参数资料
型号: MAX16977SAUE/V+
厂商: Maxim Integrated Products
文件页数: 6/18页
文件大小: 0K
描述: IC BUCK SYNC ADJ 2A 16TSSOP
标准包装: 96
类型: 降压(降压)
输出类型: 两者兼有
输出数: 1
输出电压: 5V,1 V ~ 10 V
输入电压: 3.5 V ~ 36 V
PWM 型: 电流模式
频率 - 开关: 1MHz ~ 2.2MHz
电流 - 输出: 2A
同步整流器:
工作温度: -40°C ~ 125°C
安装类型: *
封装/外壳: *
包装: *
供应商设备封装: *
MAX16977
36V, 2A, 2.2MHz Step-Down Converter
with Low Operating Current
Typical Operating Characteristics (continued)
(V SUP = V SUPSW = 14V, V EN = 14V, V OUT = 5V, V FSYNC = 0V, R FOSC = 12.1kHz, T A = +25 N C, unless otherwise noted.)
LINE-TRANSIENT RESPONSE
(5V/2.2MHz)
MAX16977 toc08
LOAD-TRANSIENT RESPONSE
(SKIP MODE)
MAX16977 toc09
5V/2.2MHz
V OUT
(AC-COUPLED)
100mV/div
V OUT
AC-COUPLED
50mV/div
I LOAD
500mA
1A/div
0A
I LOAD
100mA/div
0
100μs/div
FSYNC TRANSITION FROM INTERNAL TO EXTERNAL FREQUENCY
(3.3V/2.2MHz CONFIGURATION)
MAX16977 toc10
f FSYNC = 2.475MHz
V IN
100μs/div
UNDERVOLTAGE PULSE
(5V/2.2MHz)
MAX16977 toc11
5V/div
V LX
5V/div
0V
V OUT
RESISTIVE LOAD = 2.5 ?
3.5V
0V
5V/div
0V
V FSYNC
2V/div
0V
V LX
V BIAS
20V/div
0V
5V/div
0V
200ns/div
10ms/div
LOAD DUMP TEST
MAX16977 toc12
OUTPUT RESPONSE TO SLOW INPUT RAMP
(I LOAD = 2A)
MAX16977 toc13
42V
5V/2.2MHz
10V/div
V IN
14V
10V/div
0V
V IN
V OUT
0V
5V/div
0V
10V/div
V OUT
5V/2.2MHz
5V/div
0V
V LX
I LOAD
0V
2A/div
0A
Maxim Integrated
100ms/div
4s/div
6
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